Home / 195,764.20-293,646.30-112,820.20

Finding the Fourth Proportional to 195,764.20, 293,646.30 and 112,820.20

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Solution

The fourth proportional to 195,764.20, 293,646.30 and 112,820.20 is: 169,230.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,764.20 : 293,646.30 = 112,820.20 : x
  2. Step 2: Convert to fraction form
    195,764.20/293,646.30 = 112,820.20/x
  3. Step 3: Cross multiply
    195,764.20x = 293,646.30 × 112,820.20
  4. Step 4: Simplify right side
    195,764.20x = 33,129,234,295.26
  5. Step 5: Solve for x
    x = 33,129,234,295.26/195,764.20
  6. Step 6: Final answer
    x = 169,230.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.